body {
    background-color: #f5f5f5;
}

.banner img {
    width: 100%;
}


/* 侧边栏 */

.main {
    margin: 20px 0;
}

.main .main-left {
    padding: 20px 0;
    width: 20%;
    text-align: center;
    border-radius: 10px;
    background-color: #fff;
}

.main .main-left .title h1 {
    font-size: 22px;
    color: #409eff;
    font-weight: 700;
    margin: 0;
}

.main .main-left .title img {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    margin: 31px 0 20px;
}

.main .main-left .title span {
    color: #000;
    margin-bottom: 17px;
}

.main .main-left ul {
    overflow: hidden;
    width: 100%;
    text-align: left;
    padding: 0 33px;
}

.main .main-left ul .active {
    color: #409eff;
}

.main .main-left ul li {
    padding: 20px 0;
    border-top: 1px solid rgb(239 238 238);
}

.main .main-left ul li span {
    margin-right: 10px;
}

.main .main-left ul li span:nth-of-type(2) {
    margin-left: 55px;
    font-size: 12px;
}

.main .main-left ul li a {
    color: #000;
    font-size: 16px;
}

.main .main-left ul li:hover,
.main .main-left ul li:hover a {
    color: #409eff;
}


/* 课程学习 */

.main .course {
    width: 75%;
}

.main .course .new-study {
    border: 1px solid #f0f0f2;
    box-shadow: 1px 1px 5px #cac9c9;
    background-color: #fff;
    padding: 20px 19px 25px;
    border-radius: 10px;
}

.main .course .new-study h1 {
    font-size: 20px;
    margin: 0;
    margin-bottom: 20px;
    font-weight: 700;
}

.main .course .new-study h1 a {
    border-bottom: 5px solid #409eff;
    padding-bottom: 8px;
}

.main .course .new-study h1 a:hover {
    color: #409eff;
}

.main .course .new-study ul {
    overflow: hidden;
    margin: 0;
    margin-top: 30px;
}

.main .course .new-study ul li {
    position: relative;
    float: left;
    text-align: center;
    padding-right: 19px;
    margin-right: 19px;
    /* margin-right: 39px; */
    border-right: 1px solid #e5e3e3;
}

.main .course .new-study ul li>img {
    width: 140px;
    height: 100px;
}

.main .course .new-study ul li span {
    display: block;
    margin: 13px 0;
}

.main .course .new-study ul li span i {
    color: #ff7c2d;
}

.main .course .new-study ul li a {
    display: block;
    width: 100px;
    margin-left: 20px;
    padding: 5px 10px;
    background-color: #409eff;
    color: #fff;
    border-radius: 5px;
}

.main .course .new-study ul li a:hover {
    opacity: .8;
}

.main .course .new-study ul li .empty {
    opacity: 0;
    position: absolute;
    left: 0;
    top: 0;
    width: 140px;
    height: 100px;
    background: rgba(0, 0, 0, 0.3);
    cursor: pointer;
}

.main .course .new-study ul li .empty img {
    position: absolute;
    left: 57px;
    top: 35px;
    width: 30px;
    height: 30px;
}


/* 全部课表 */

.course .all-course .all-hd {
    border: 1px solid #f0f0f2;
    box-shadow: 1px 1px 5px #cac9c9;
    background-color: #fff;
    padding: 20px;
    border-radius: 10px;
    margin-top: 30px;
}

.course .all-course .all-hd h1 {
    font-size: 20px;
    color: #409eff;
    font-weight: 700;
    margin: 0;
}

.course .all-course .all-hd h1 a {
    border-bottom: 5px solid #409eff;
    padding-bottom: 8px;
}

.course .all-course .all-hd h1 a:hover {
    color: #409eff;
}

.course .all-course .all-hd ul {
    overflow: hidden;
    margin: 0;
    margin-top: 20px;
    /* background-color: #fff; */
}

.course .all-course .all-hd ul li {
    padding: 10px 0;
}

.course .all-course .all-hd ul li .active {
    color: #409eff;
}

.course .all-course .all-hd ul li a {
    padding: 0 15px;
}

.course .all-course .all-hd ul li a:hover {
    color: #409eff;
}

.course .all-course .all-bd {
    margin-top: 20px;
}

.course .all-course .all-bd ul {
    margin: 0;
}

.course .all-course .all-bd li {
    overflow: hidden;
    width: 47.5%;
    float: left;
    text-align: left;
    /* text-align: center; */
    background-color: #fff;
    padding: 25px 35px;
    margin-bottom: 20px;
    border: 1px solid #e4e4e5;
    border-radius: 9px;
    transition: all .45s;
    /* box-shadow: 1px 1px 5px #cac9c9; */
}

.course .all-course .all-bd li:hover {
    box-shadow: 1px 1px 10px #cac9c9;
    transform: translateY(-6px);
}

.course .all-course .all-bd li:nth-child(odd) {
    margin-right: 5%;
}

.course .all-course .all-bd li h1 {
    font-size: 20px;
    margin: 0;
    /* margin: 0 auto; */
    margin-bottom: 15px;
}

.course .all-course .all-bd li h1:hover a {
    color: #409eff;
}

.course .all-course .all-bd li h1 span {
    font-size: 12px;
    padding: 3px 10px;
    border: 1px solid orange;
    color: orange;
}

.course .all-course .all-bd li .all-bd-top>span {
    font-size: 12px;
    color: #409eff;
}

.course .all-course .all-bd li .all-bd-top>a {
    font-size: 16px;
    color: #409eff;
}

.course .all-course .all-bd li .all-bd-top i {
    display: block;
    margin: 15px 0;
}

.course .all-course .all-bd li .all-bd-top .finish {
    margin-left: 30px;
    color: rgb(160, 160, 160);
}

.course .all-course .all-bd li .all-bd-bootom {
    text-align: center;
}

.course .all-course .all-bd li .all-bd-bootom a {
    padding: 5px 10px;
    color: #409eff;
    border: 1px solid #409eff;
    border-radius: 4px;
}

.course .all-course .all-bd li .all-bd-bootom a:first-child {
    color: #fff;
    background-color: #409eff;
}


/* 资讯中心 */

.news-box {
    width: 60%;
    margin-left: 10%;
    margin-bottom: 30px;
}

.news-box h1 {
    font-size: 22px;
    margin: 0;
    margin-bottom: 20px;
}

.news-box h1 a {
    border-bottom: 5px solid #409eff;
    padding-bottom: 10px;
}

.news-box h1 a:hover {
    color: #409eff;
}

.news-box .private-letter {
    margin-top: 30px;
}

.news-box .private-letter li {
    background-color: #fff;
    padding: 20px;
    margin-bottom: 10px;
    border-radius: 5px;
    border: 1px solid #f0f0f2;
    box-shadow: 1px 1px 5px #dcdcdc;
}

.news-box .private-letter li .letter-hd {
    height: 20px;
    line-height: 20px;
}

.news-box .private-letter li .letter-hd span {
    margin-right: 5px;
    color: #409eff;
    /* font-size: 12px; */
}

.news-box .private-letter li .fr {
    color: green;
    font-size: 12px;
}

.news-box .private-letter li .fr a {
    color: green;
}

.news-box .private-letter li p {
    font-size: 16px;
    margin-top: 10px;
    text-indent: 2rem;
}

.news-box .private-letter li a:hover {
    color: #409eff;
}

.news-box .publish {
    margin-top: 30px;
}

.news-box .publish li {
    background-color: #fff;
    padding: 20px;
    margin-bottom: 10px;
    border-radius: 5px;
    border: 1px solid #f0f0f2;
    box-shadow: 1px 1px 5px #dcdcdc;
}

.news-box .publish li h3 {
    display: inline-block;
    margin-top: 0;
    font-size: 16px;
    margin-right: 10px;
    color: #409eff;
    cursor: pointer;
    /* text-decoration: underline; */
}

.news-box .publish li h3 a {
    color: #409eff;
}

.news-box .publish li h3 a:hover {
    color: #409eff;
}

.news-box .publish li>span {
    color: #409eff;
}

.news-box .publish li p {
    text-indent: 2rem;
}

.news-box .publish li .fr {
    margin-left: 5px;
    color: green;
}


/* 数据统计 */

.data {
    width: 77%;
    margin-left: 3%;
}

.data .data-title {
    background-color: #fff;
    text-align: center;
    border: 1px solid #f0f0f2;
    box-shadow: 1px 1px 5px #dcdcdc;
    margin-bottom: 30px;
    border-radius: 8px;
}

.data .data-title ul {
    overflow: hidden;
    margin: 0 90px;
}

.data .data-title li {
    float: left;
    padding: 15px;
    margin-right: 40px;
}

.data .data-title li h1 {
    margin: 0;
    font-size: 18px;
    color: #409eff;
    margin-bottom: 10px;
}

.data .data-title li img {
    width: 24px;
    height: 24px;
}

.data .data-title li span {
    vertical-align: middle;
}

.data .fl h1 {
    display: inline-block;
    font-size: 20px;
    margin: 0;
}

.data .fl h1 a {
    border-bottom: 5px solid #409eff;
    padding-bottom: 10px;
    vertical-align: middle;
}

.data .fl h1 img {
    width: 30px;
    height: 30px;
}

.data .fl h1 a:hover {
    color: #409eff;
}

.column-chart-box {
    width: 45%;
    margin-right: 5%;
}

.column-chart {
    height: 380px;
    background-color: #fff;
    margin-top: 30px;
    border: 1px solid #f0f0f2;
    box-shadow: 1px 1px 5px #dcdcdc;
    border-radius: 8px;
    padding: 0 10px 10px;
}

.line-chart-box {
    width: 45%;
}

.line-chart {
    height: 380px;
    background-color: #fff;
    border: 1px solid #f0f0f2;
    margin-top: 30px;
    box-shadow: 1px 1px 5px #dcdcdc;
    border-radius: 8px;
    margin-bottom: 20px;
    padding: 13px 10px 10px;
}

.pie-chart {
    width: 45%;
    height: 300px;
    margin-right: 5%;
    background-color: #fff;
    border: 1px solid #f0f0f2;
    box-shadow: 1px 1px 5px #dcdcdc;
    border-radius: 8px;
    margin-bottom: 20px;
    padding-top: 20px;
}

.table-chart {
    width: 45%;
    height: 300px;
    background-color: #fff;
    border: 1px solid #f0f0f2;
    box-shadow: 1px 1px 5px #dcdcdc;
    border-radius: 8px;
    margin-bottom: 20px;
    padding: 20px;
}


/* 个人设置 */

.settings {
    width: 30%;
    margin-left: 15%;
    margin-top: 75px;
}

.settings table img {
    width: 100px;
    height: 100px;
    border-radius: 50%;
}

.settings table tr td:nth-of-type(1) {
    text-align: right;
}

.settings table tr,
td {
    padding: 15px;
    font-size: 16px;
}

.settings table tr {
    border-bottom: 0.5px solid rgb(202, 200, 200);
}

.settings table tr td:nth-of-type(1) {
    border-right: 0.5px solid rgb(202, 200, 200);
}

.settings-btn {
    margin-top: 30px;
    text-align: right;
    color: #409eff;
    cursor: pointer;
}

.settings-btn a {
    font-size: 16px;
    color: #409eff;
}

.settings-btn:hover,
.settings-btn:hover a {
    color: #75b8ff;
}

.main-left {
    margin-bottom: 20px;
}